linux-kernel - Re: [PATCH v2 09/35] infiniband: Use kmemdup rather than duplicating its implementation

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Message-ID: <20190703174341.GA14899@ziepe.ca>
Date:   Wed, 3 Jul 2019 14:43:41 -0300
From:   Jason Gunthorpe <jgg@...pe.ca>
To:     Fuqian Huang <huangfq.daxian@...il.com>
Cc:     Faisal Latif <faisal.latif@...el.com>,
        Shiraz Saleem <shiraz.saleem@...el.com>,
        Doug Ledford <dledford@...hat.com>, linux-rdma@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 09/35] infiniband: Use kmemdup rather than duplicating
 its implementation

On Thu, Jul 04, 2019 at 12:27:42AM +0800, Fuqian Huang wrote:
> kmemdup is introduced to duplicate a region of memory in a neat way.
> Rather than kmalloc/kzalloc + memcpy, which the programmer needs to
> write the size twice (sometimes lead to mistakes), kmemdup improves
> readability, leads to smaller code and also reduce the chances of mistakes.
> Suggestion to use kmemdup rather than using kmalloc/kzalloc + memcpy.
> 
> Signed-off-by: Fuqian Huang <huangfq.daxian@...il.com>
> ---
> Changes in v2:
>   - Fix a typo in commit message (memset -> memcpy)
> 
>  drivers/infiniband/hw/i40iw/i40iw_cm.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Applied to rdma for-next

Thanks,
Jason